From: David Brownell <david-b@pacbell.net>
To: Pete Zaitcev <zaitcev@redhat.com>
Cc: linux-kernel@vger.kernel.org, greg@kroah.com,
linux-usb-devel@lists.sourceforge.net
Subject: Re: usbmon, usb core, ARM
Date: Wed, 19 Jan 2005 09:08:34 -0800 [thread overview]
Message-ID: <200501190908.35210.david-b@pacbell.net> (raw)
In-Reply-To: <20050119074208.3bfa6458@localhost.localdomain>
On Wednesday 19 January 2005 7:42 am, Pete Zaitcev wrote:
> Relying on pipe makes
> tests dependant on URB only. No references to bus or HCD, therefore no
> extra refcounts or worries about oopses. Also, HC drivers zero out the
> urb->dev in giveback sequence which is a royal pain when trying to identify
> a root hub.
That was a 2.4-ism, it should now be gone. So an inlined function to
test whether urb->dev is the root hub should suffice; I know there's
code that does that already.
- Dave
next prev parent reply other threads:[~2005-01-19 17:08 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-19 5:20 usbmon, usb core, ARM Pete Zaitcev
2005-01-19 6:14 ` David Brownell
2005-01-19 15:42 ` Pete Zaitcev
2005-01-19 15:54 ` Oliver Neukum
2005-01-19 17:08 ` David Brownell [this message]
2005-01-20 19:35 ` Pete Zaitcev
2005-01-21 6:28 ` David Brownell
2005-01-22 8:12 ` Pete Zaitcev
2005-01-23 23:34 ` [linux-usb-devel] " David Brownell
2005-01-24 1:17 ` Pete Zaitcev
2005-01-24 2:08 ` David Brownell
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